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path: root/drivers/firmware/efi/libstub/zboot.c
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Diffstat (limited to 'drivers/firmware/efi/libstub/zboot.c')
-rw-r--r--drivers/firmware/efi/libstub/zboot.c18
1 files changed, 8 insertions, 10 deletions
diff --git a/drivers/firmware/efi/libstub/zboot.c b/drivers/firmware/efi/libstub/zboot.c
index ba234e062a1a..e5d7fa1f1d8f 100644
--- a/drivers/firmware/efi/libstub/zboot.c
+++ b/drivers/firmware/efi/libstub/zboot.c
@@ -50,18 +50,22 @@ static unsigned long alloc_preferred_address(unsigned long alloc_size)
}
void __weak efi_cache_sync_image(unsigned long image_base,
- unsigned long alloc_size,
- unsigned long code_size)
+ unsigned long alloc_size)
{
// Provided by the arch to perform the cache maintenance necessary for
// executable code loaded into memory to be safe for execution.
}
+struct screen_info *alloc_screen_info(void)
+{
+ return __alloc_screen_info();
+}
+
asmlinkage efi_status_t __efiapi
efi_zboot_entry(efi_handle_t handle, efi_system_table_t *systab)
{
unsigned long compressed_size = _gzdata_end - _gzdata_start;
- unsigned long image_base, alloc_size, code_size;
+ unsigned long image_base, alloc_size;
efi_loaded_image_t *image;
efi_status_t status;
char *cmdline_ptr;
@@ -89,10 +93,6 @@ efi_zboot_entry(efi_handle_t handle, efi_system_table_t *systab)
alloc_size = round_up(get_unaligned_le32(_gzdata_end - 4),
EFI_ALLOC_ALIGN);
- // SizeOfHeaders and SizeOfCode from the compressee's PE/COFF header
- code_size = get_unaligned_le32(_gzdata_end - 8) +
- get_unaligned_le32(_gzdata_end - 12);
-
// If the architecture has a preferred address for the image,
// try that first.
image_base = alloc_preferred_address(alloc_size);
@@ -135,9 +135,7 @@ efi_zboot_entry(efi_handle_t handle, efi_system_table_t *systab)
goto free_image;
}
- efi_cache_sync_image(image_base, alloc_size, code_size);
-
- efi_remap_image(image_base, alloc_size, code_size);
+ efi_cache_sync_image(image_base, alloc_size);
status = efi_stub_common(handle, image, image_base, cmdline_ptr);